🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.9 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.9

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 0.72 AU - 1.08 AU

Year: 355 Days

Day: 41.4 Hours

Environment

Temp: -29 °C

Axial Tilt: 33.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 2.38 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.78

Radius: 0.91

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 2 AU - 2.76 AU

Year: 1528 Days

Day: 43 Hours

Environment

Temp: -118 °C

Axial Tilt: 31.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.76 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.18

Radius: 1.77

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 2.64 AU - 2.88 AU

Year: 1909 Days

Day: 21.6 Hours

Environment

Temp: -136 °C

Axial Tilt: 33.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.23 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 3.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 751.8

Radius: 12.8

Gravity: 4.59 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 3.02 AU - 4.38 AU

Year: 2962 Days

Day: 11.5 Hours

Environment

Temp: -153 °C

Axial Tilt: 9.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 51,926,679 km

• M1: 159,322 km (0.112 R)
• M2: 583,731 km (0.101 R)
• M3: 1,102,387 km (0.111 R)
• M4: 1,893,460 km (0.088 R)
• M5: 2,511,748 km (0.077 R)
• M6: 3,018,735 km (0.105 R)
• M7: 4,894,394 km (0.109 R)
• M8: 5,717,930 km (0.069 R)
• M9: 6,260,820 km (0.102 R)
• M10: 8,334,696 km (0.113 R)
• M11: 9,251,432 km (0.088 R)
• M12: 9,810,329 km (0.09 R)
• M13: 10,391,517 km (0.117 R)
• M14: 11,160,600 km (0.06 R)
• M15: 13,087,719 km (0.092 R)
• M16: 13,697,331 km (0.075 R)
• M17: 14,130,416 km (0.062 R)
• M18: 15,744,727 km (0.083 R)
• M19: 17,089,163 km (0.105 R)
• M20: 20,252,410 km (0.101 R)
• M21: 20,878,328 km (0.092 R)

Planet 5 - Gas Giant

Semi-Major Axis: 6.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 656.3

Radius: 12.2

Gravity: 4.41 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 5.15 AU - 7.93 AU

Year: 6962 Days

Day: 12.2 Hours

Environment

Temp: -186 °C

Axial Tilt: 15.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 51,926,679 km

• M1: 160,070 km (0.112 R)
• M2: 578,495 km (0.099 R)
• M3: 1,044,044 km (0.109 R)
• M4: 2,132,518 km (0.101 R)
• M5: 3,215,457 km (0.07 R)
• M6: 5,531,381 km (0.054 R)
• M7: 6,102,845 km (0.085 R)
• M8: 6,505,413 km (0.11 R)
• M9: 7,216,003 km (0.101 R)
• M10: 7,899,216 km (0.102 R)
• M11: 9,796,716 km (0.043 R)
• M12: 10,256,729 km (0.032 R)
• M13: 14,889,476 km (0.109 R)
• M14: 19,291,842 km (0.025 R)
• M15: 20,757,901 km (0.099 R)
• M16: 21,595,350 km (0.076 R)
• M17: 24,577,883 km (0.031 R)
• M18: 25,687,899 km (0.098 R)
• M19: 35,264,108 km (0.1 R)
• M20: 36,456,104 km (0.057 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 630.2

Radius: 14.5

Gravity: 3 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 6.67 AU - 10.51 AU

Year: 10479 Days

Day: 11.7 Hours

Environment

Temp: -189 °C

Axial Tilt: 82.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 51,926,679 km

• M1: 180,415 km (0.109 R)
• M2: 649,853 km (0.102 R)
• M3: 1,123,480 km (0.031 R)
• M4: 1,649,616 km (0.114 R)
• M5: 2,342,254 km (0.119 R)
• M6: 3,339,922 km (0.084 R)
• M7: 4,664,162 km (0.04 R)
• M8: 6,611,627 km (0.111 R)
• M9: 7,809,607 km (0.07 R)
• M10: 8,685,802 km (0.071 R)
• M11: 9,147,910 km (0.103 R)
• M12: 11,163,891 km (0.094 R)
• M13: 14,144,927 km (0.116 R)
• M14: 15,313,436 km (0.088 R)
• M15: 21,632,600 km (0.115 R)
• M16: 24,165,890 km (0.107 R)
• M17: 25,929,201 km (0.081 R)
• M18: 27,184,327 km (0.08 R)
• M19: 29,503,542 km (0.101 R)
• M20: 31,300,512 km (0.08 R)
• M21: 37,249,720 km (0.082 R)
• M22: 38,846,977 km (0.047 R)
• M23: 39,725,715 km (0.071 R)
• M24: 42,177,773 km (0.105 R)
• M25: 45,555,843 km (0.078 R)
• M26: 46,815,008 km (0.107 R)

Planet 7 - Ice Giant

Semi-Major Axis: 10.83 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 502.4

Radius: 5

Gravity: 20.1 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 10.82 AU - 10.84 AU

Year: 14835 Days

Day: 20.1 Hours

Environment

Temp: -196 °C

Axial Tilt: 47.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 51,926,679 km

• M1: 64,177 km (0.096 R)
• M2: 525,089 km (0.097 R)
• M3: 772,673 km (0.073 R)
• M4: 1,204,861 km (0.068 R)
• M5: 1,362,388 km (0.053 R)
• M6: 1,784,403 km (0.107 R)
• M7: 2,173,657 km (0.046 R)
• M8: 4,018,648 km (0.044 R)
• M9: 5,930,658 km (0.098 R)
• M10: 6,119,600 km (0.109 R)
• M11: 8,857,092 km (0.082 R)
• M12: 11,480,290 km (0.094 R)
• M13: 12,072,847 km (0.049 R)
• M14: 12,376,681 km (0.086 R)
• M15: 13,840,197 km (0.111 R)
• M16: 15,990,217 km (0.103 R)
• M17: 16,878,978 km (0.102 R)
• M18: 28,070,245 km (0.056 R)
• M19: 29,470,481 km (0.088 R)
• M20: 29,689,941 km (0.085 R)
• M21: 30,578,702 km (0.078 R)
• M22: 46,266,582 km (0.074 R)
• M23: 54,889,852 km (0.063 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.29 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 366.1

Radius: 5.9

Gravity: 10.52 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 11.68 AU - 18.9 AU

Year: 24886 Days

Day: 18.3 Hours

Environment

Temp: -205 °C

Axial Tilt: 28.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 51,926,679 km

• M1: 73,602 km (0.029 R)
• M2: 314,156 km (0.105 R)
• M3: 602,580 km (0.096 R)
• M4: 1,035,367 km (0.076 R)
• M5: 1,431,652 km (0.112 R)
• M6: 1,886,878 km (0.109 R)
• M7: 2,568,595 km (0.074 R)
• M8: 3,629,693 km (0.102 R)
• M9: 4,437,970 km (0.105 R)
• M10: 5,747,101 km (0.1 R)
• M11: 6,619,556 km (0.104 R)
• M12: 7,916,121 km (0.089 R)
• M13: 8,781,096 km (0.105 R)
• M14: 9,934,645 km (0.091 R)
• M15: 12,672,735 km (0.091 R)
• M16: 15,181,192 km (0.111 R)
• M17: 15,797,685 km (0.089 R)
• M18: 18,518,421 km (0.116 R)
• M19: 20,589,305 km (0.098 R)
• M20: 22,809,786 km (0.111 R)
• M21: 28,640,363 km (0.04 R)
• M22: 32,021,424 km (0.084 R)
• M23: 33,807,772 km (0.045 R)
• M24: 34,725,406 km (0.086 R)
• M25: 36,336,874 km (0.093 R)
• M26: 39,853,022 km (0.025 R)
• M27: 43,435,592 km (0.105 R)
• M28: 44,675,908 km (0.106 R)
• M29: 49,537,540 km (0.107 R)
• M30: 54,026,373 km (0.118 R)
• M31: 57,103,602 km (0.034 R)
• M32: 58,030,360 km (0.095 R)
• M33: 60,295,571 km (0.09 R)

Planet 9 - Ice Giant

Semi-Major Axis: 17.13 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 100

Radius: 4.8

Gravity: 4.34 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 14.2 AU - 20.06 AU

Year: 29511 Days

Day: 23.7 Hours

Environment

Temp: -211 °C

Axial Tilt: 29.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 51,926,679 km

• M1: 468,391 km (0.078 R)
• M2: 889,659 km (0.067 R)
• M3: 1,235,230 km (0.07 R)
• M4: 2,794,937 km (0.036 R)
• M5: 2,996,595 km (0.103 R)
• M6: 3,740,096 km (0.117 R)
• M7: 3,985,287 km (0.101 R)
• M8: 4,212,377 km (0.062 R)
• M9: 5,207,651 km (0.074 R)
• M10: 9,920,134 km (0.078 R)
• M11: 13,977,527 km (0.113 R)
• M12: 21,766,490 km (0.093 R)
• M13: 23,098,809 km (0.108 R)
• M14: 27,521,969 km (0.103 R)
• M15: 28,762,285 km (0.082 R)
• M16: 35,045,396 km (0.096 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 512 - 13,499 AU

Composition

Type: Cometary Reservoir

System's final boundary, containing trillions of icy planetesimals.

Gravitational Limit